Elena de Maeztu is a Spanish dubbing actress, voice director, and educator with a career spanning from the 1980s to the present. She is recognized for providing the Spanish (European) voices for numerous characters in animation, live-action series, and films. Her entry into the world of dubbing was facilitated by her mother, who directed the Sincronía studios in Madrid; her first experience working on the film Quadrophenia solidified her passion for the craft. Throughout her career, she has worked in dubbing studios across Madrid, Barcelona, and Valencia.

Among her notable roles in anime and animated productions, de Maeztu is known for voicing Washimi, the composed secretary bird, in the Netflix series Aggretsuko and its special Aggretsuko: We Wish You a Metal Christmas. She also lent her voice to the character of the Butcher's Wife in the Netflix animated series Dino Girl Gauko. Her extensive filmography, as cataloged by the Spanish dubbing database eldoblaje.com, includes a wide array of other roles. These include the Mother of Ada in Atlantique, Aamira Abbas in the series 4400, Abby in Cinco en familia, and Adela Quested in Pasaje a la India. She has also voiced characters in series such as Boston Legal, FBI, Gotham, and The Crown. De Maeztu has expressed particular enjoyment in her work on the film La Vida de Brian.

In addition to her performance work, Elena de Maeztu is active as a voice director and educator. She has her own home studio in Segovia where she offers private and group classes in dubbing and voice use. She also conducts workshops, such as a dramatized reading workshop, and annually teaches a seminar on the use of voice in communication at the University of Valladolid. Her expertise extends to the realm of audiobooks and sound fiction, a field on which she has given conferences, discussing its nature as a form of reading and its future.